Brussels is 7 hours ahead of Lima
Best overlap: 8:00 AM to 11:00 AM in Lima is 3:00 PM to 6:00 PM in Brussels.
Your window to reach both cities is 8:00 AM to 11:00 AM in Lima, which converts to 3:00 PM to 6:00 PM in Brussels. With about 3 hours of overlap, there's comfortable room for a daily stand-up — 8:00 AM in Lima / 3:00 PM in Brussels works well. Note the seasonal wrinkle: when Brussels is on daylight saving and Lima isn't, the gap between them grows or shrinks by an hour.